Home / 28,324.77-42,462.31-10,782.93

Finding the Fourth Proportional to 28,324.77, 42,462.31 and 10,782.93

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Solution

The fourth proportional to 28,324.77, 42,462.31 and 10,782.93 is: 16,164.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,324.77 : 42,462.31 = 10,782.93 : x
  2. Step 2: Convert to fraction form
    28,324.77/42,462.31 = 10,782.93/x
  3. Step 3: Cross multiply
    28,324.77x = 42,462.31 × 10,782.93
  4. Step 4: Simplify right side
    28,324.77x = 457,868,116.37
  5. Step 5: Solve for x
    x = 457,868,116.37/28,324.77
  6. Step 6: Final answer
    x = 16,164.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.